LEGO MOC Lego EV3 sumo bot by B0B_the_EV3_Builder | Rebrickable - Build with LEGO
Robot de Sumo NXT
Sumo Bot for Lego Boost 17101 instruction with programs (Build Boost Robots — a series of instructions for assembling robots with Boost 17101) (English Edition) eBook : Evdokein, Vladimir, Gergert, Vyacheslav: Amazon.es: Tienda Kindle